Integer overflow in the WebSocketChannel class in the WebSockets subsystem in Mozilla Firefox before 48.0 and Firefox ESR < 45.4 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted packets that trigger incorrect buffer-resize operations during buffering.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2016-08-05T01:00:00

Updated: 2024-08-06T00:53:48.929Z

Reserved: 2016-06-03T00:00:00

Link: CVE-2016-5261

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2016-08-05T01:59:17.237

Modified: 2025-04-12T10:46:40.837

Link: CVE-2016-5261

cve-icon Redhat

Severity : Important

Publid Date: 2016-09-20T00:00:00Z

Links: CVE-2016-5261 - Bugzilla